NSN 1680-01-157-4963 — this item is cataloged by the U.S. Government under National Stock Number 1680-01-157-4963. Manufacturer of record part number: BL6471.
Also searched as1680-01-157-4963 ·
1680011574963 ·
NIIN 011574963 ·
01-157-4963 ·
FSC 1680 Miscellaneous Aircraft Accessories and Components · CAGE 08484 · BL6471
General Characteristics Item Description: 1.797 IN. MIN,1.803 IN. MAX OD FLANGE ONE END; 0.640 IN.OD HUB OTHER END; 0.312 DIA THRU 6 HOLES EQUALLY SPACED IN
1 manufacturer part number on file
Manufacturer of record: Breeze-Eastern Llc
Identification
NSN: 1680-01-157-4963
NIIN: 011574963
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: BL6471
Manufacturer: Breeze-Eastern Llc
General Description
The Actuating Disc, cataloged under National Stock Number 1680-01-157-4963, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Breeze-Eastern Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1680-01-157-4963
Primary Part Number
BL6471
Item Name
Actuating Disc
FSC / FSG
1680 / 16 — Miscellaneous Aircraft Accessories and Components
Manufacturer
Breeze-Eastern Llc
Status
ACTIVE
General Characteristics Item Description
1.797 IN. MIN,1.803 IN. MAX OD FLANGE ONE END; 0.640 IN.OD HUB OTHER END; 0.312 DIA THRU 6 HOLES EQUALLY SPACED IN
Other items in FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736
DUCT ASSEMBLY,BRANCHED
1680-00-003-3721
1680-00-003-3721 · Item name not on file
1680-00-009-3782
PISTON,EJECTOR,INNER
1680-00-009-6180
1680-00-009-6180 · Item name not on file
1680-00-475-0002
TIP,RUBBER CONTROL
1680-00-696-6170
ADAPTER,SCREW END A
1680-00-867-7158
COVER,GEARCASE
1680-00-885-0923
KNOB ASSY,LANDING G
Frequently Asked Questions
What is NSN 1680-01-157-4963?
NSN 1680-01-157-4963 is a Actuating Disc, manufactured by Breeze-Eastern Llc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
What part numbers are listed for NSN 1680-01-157-4963?
NSN 1680-01-157-4963 has 1 manufacturer part number on file: BL6471 (Breeze-Eastern Llc).
What are the specifications of BL6471?
Key specifications for BL6471: General Characteristics Item Description: 1.797 IN. MIN,1.803 IN. MAX OD FLANGE ONE END; 0.640 IN.OD HUB OTHER END; 0.312 DIA THRU 6 HOLES EQUALLY SPACED IN; End Item Identification: HELICOPTER MODEL H-46. 1 specification is documented in the U.S. Government catalog.
Is NSN 1680-01-157-4963 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
What is the DEMIL code for NSN 1680-01-157-4963?
NSN 1680-01-157-4963 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.